Povondraite

Willemite

Povondraite Vs Willemite

Povondraite

Willemite

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Astrology

Origin

Canada

Color

Brownish, Black

Yellow, Brown, Red, White, Green, Reddish, Black

Streak

Brown

White

For which Rashi?

Planet

Element of Planets

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.263.89-4.18

1 7.18

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Fracture

Uneven

Conchoidal, Uneven

Cleavage

None

{0001}, {11 2 0} imperfect

Mohs Hardness

-99995.5

2 10

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Chemical Composition

NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)

Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Optical Properties

Luster

Resinous

Vitreous, Resinous

Pleochroism

Strong: yellow-brown

Dispersion

0.020.17

0.005 1

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Transparency

Translucent

Transparent, Translucent

Refractive Index

-99991.687-1.723

1 3.25

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Optic Character

Crystal System

Trigonal

Birefringence

-99990.028-0.030

0 0.296

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Clarity

Translucent

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Poor

Reproductive

Digestive

Psychology

Optimism

Healing

Qualities Associated

Protection

Transformation

Povondraite Vs Willemite Fracture

Fracture is an important parameter when you compare Povondraite and Willemite Physical Properties. It is necessary to understand the significance of these properties, before you compare Povondraite Vs Willemite fracture. Whenever a gemstone chip breaks, it leaves a characteristic line along its breakage. Such lines are known as fracture and are used to identify the gemstones in their initial stages of production when they are in the form of rough minerals. Fracture is usually described with the terms “fibrous” and “splintery” to denote a fracture that usually leaves elongated and sharp edges. Fracture observed in Povondraite is Uneven. Willemite fracture is Conchoidal and Uneven.

Compare Brown Gemstones

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Povondraite Vs Willemite Luster

A primary knowledge about Povondraite vs Willemite luster is useful in apparent identifications of these gemstones. Luster is the measure of light that gets reflected when incident on a finished cut gemstone. There are two major types of lusters: Silky and Adamantine. Since luster varies between two crystals of even the same gemstone, luster is limited to basic identification criteria. Povondraite exhibits Resinous luster. Willemite, on other hand, exhibits Vitreous and Resinous luster.